English verb conjugation
MUST EXACT

Regular verb: exact - exacted - exacted

Affirmation

Simple form	V-ing form
I must exact you must exact he must exact we must exact you must exact they must exact	I must be exacting you must be exacting he must be exacting we must be exacting you must be exacting they must be exacting
Perfect	V-ing perfect
I must have exacted you must have exacted he must have exacted we must have exacted you must have exacted they must have exacted	I must have been exacting you must have been exacting he must have been exacting we must have been exacting you must have been exacting they must have been exacting

Negation

Simple form	V-ing form
I must not exact you must not exact he must not exact we must not exact you must not exact they must not exact	I must not be exacting you must not be exacting he must not be exacting we must not be exacting you must not be exacting they must not be exacting
Perfect	V-ing perfect
I must not have exacted you must not have exacted he must not have exacted we must not have exacted you must not have exacted they must not have exacted	I must not have been exacting you must not have been exacting he must not have been exacting we must not have been exacting you must not have been exacting they must not have been exacting

Interrogative form

Simple form	V-ing form
must I exact? must you exact? must he exact? must we exact? must you exact? must they exact?	must I be exacting? must you be exacting? must he be exacting? must we be exacting? must you be exacting? must they be exacting?
Perfect	V-ing perfect
must I have exacted? must you have exacted? must he have exacted? must we have exacted? must you have exacted? must they have exacted?	must I have been exacting? must you have been exacting? must he have been exacting? must we have been exacting? must you have been exacting? must they have been exacting?

Interro-negative form

Simple form	V-ing form
must I not exact? must you not exact? must he not exact? must we not exact? must you not exact? must they not exact?	must I not be exacting? must you not be exacting? must he not be exacting? must we not be exacting? must you not be exacting? must they not be exacting?
Perfect	V-ing perfect
must I not have exacted? must you not have exacted? must he not have exacted? must we not have exacted? must you not have exacted? must they not have exacted?	must I not have been exacting? must you not have been exacting? must he not have been exacting? must we not have been exacting? must you not have been exacting? must they not have been exacting?